In geology|lang=en terms the difference between ludlow and ludlovian

is that ludlow is (geology) the ludlow epoch while ludlovian is (geology) belonging to the ludlow group.

As adjectives the difference between ludlow and ludlovian

is that ludlow is (geology) of a geologic epoch within the silurian period from about 423 to 419 million years ago; marked by the appearance of the millipedes while ludlovian is (geology) belonging to the ludlow group.

As a proper noun ludlow

is a town in shropshire, england.

Herniae is an alternative form of hernias.

As nouns the difference between herniae and hernias

is that herniae is (hernia) while hernias is .

As nouns the difference between collection and prosoponology

is that collection is a set of items or amount of material procured or gathered together while prosoponology is the collection and classification of masks.

As nouns the difference between mask and prosoponology

is that mask is a cover, or partial cover, for the face, used for disguise or protection or mask can be a mesh or mask can be mash while prosoponology is the collection and classification of masks.

As a verb mask

is to cover, as the face, by way of concealment or defense against injury; to conceal with a mask or visor or mask can be to mash or mask can be to bewilder; confuse.

As a verb engraved

is past tense of engrave.

As an adjective engraved

is made by engraving.

As a noun zincograph is

an engraved zinc plate used in zincography.

As nouns the difference between zinc and zincograph

is that zinc is a chemical element (symbol Zn) with an atomic number of 30 while zincograph is an engraved zinc plate used in zincography.

As a verb zinc

is to electroplate with zinc.

As nouns the difference between plate and zincograph

is that plate is a flat dish from which food is served or eaten while zincograph is an engraved zinc plate used in zincography.

As a verb plate

is to cover the surface material of an object with a thin coat of another material, usually a metal.

As a proper noun Plate

is the River Plate.

As an adjective platé

is semé (strewn) with plates.

As nouns the difference between zincography and zincograph

is that zincography is a lithographic method of producing engravings using zinc plates while zincograph is an engraved zinc plate used in zincography.

As nouns the difference between engraving and zincograph

is that engraving is the practice of incising a design onto a hard, flat surface, by cutting grooves into it while zincograph is an engraved zinc plate used in zincography.

As a verb engraving

is .

As an adjective lithographic

is related to the method of lithography.

As a noun zincography is

a lithographic method of producing engravings using zinc plates.